Here's an excerpt from an article on www.tennisweek.com
I never heard any speculation before about what I highlighted in bold below.
Has anyone else heard or read about this or think "injury gamesmanship" was occurring?
By Scoop Malinowski
I believe Nadal may have destroyed the career of Guillermo Coria. We know Coria was devastated by that weird loss to Gaston Gaudio in the 2004 French Open final. It is suspected Coria's possible use of injury gamesmanship during that match backfired
and may have cost him the Grand Slam victory. But last year, Coria was still a major force on clay, until he lost that five-hour, fifth set tiebreak marathon to Nadal in Rome, ultimately enduring a heart-breaking 6-4, 3-6, 6-3, 4-6, 7-6(6) defeat.
Coria has never been the same since that moment and his career has tumbled into crisis. Perhaps Coria has come to believe in his own mind he will never be able to overcome Nadal, and that he foolishly squandered his one and only chance to win Roland Garros. And thus, without the fuel of hope to inspire him, he is a lost man on the court. A man without hope is a man...